Electric plug



FIG. 1 is a perspective view of an electric plug, showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a side elevation view thereof; and,

FIG. 4 is a top plan view thereof.

The broken line showings of electrical plug contacts and line cord are included for the purpose of illustrating environmental elements only and form no part of the claimed design. 

The ornamental design for an electric plug, as shown and described. 